Hornbæk2006: Another indication of the disarray is in the limited use of standardized questionnaires and the few studies that use measures that directly build upon earlier work. Of the 112 studies that measure satisfaction, 29 (26%) refer to previous work as a source for the questions. Among those, only twelve studies employ standardized questionnaires for measuring some kind of satisfaction.

4.
A consequence of complex models and measures? [T]he measurement of satisfaction seems in a state of disarray […] The diversity of words used in five-point or seven point semantic differentials or Likert-type rating scales is simply astonishing […] Of the 112 studies that measure satisfaction […] only twelve studies employ standardized questionnaires.

10.
Case example: User feedback on concepts through a simple rating scale and a free text field Design brief: New concepts for textbased communication on mobile phones Concepts by J.O. Eikenes, L.M. Vedeler andT. Tveterås, the Oslo School of Architecture and Design

11.
Case example: User feedback on concepts through a simple rating scale and a free text field Design brief: New concepts for textbased communication on mobile phones Concepts by J.O. Eikenes, L.M. Vedeler andT. Tveterås, the Oslo School of Architecture and Design MESSAGES AT LOCATIONS

13.
Theoretical implications <ul><li>From the field of Marketing </li></ul><ul><li>Bergkvist & Rossiter (2007) </li></ul><ul><li>Multi-item measures de-facto standard in research </li></ul><ul><ul><li>Following Churchill (1979) </li></ul></ul><ul><li>Practitioners use single-item measures </li></ul><ul><li>Empirical trial of multi-item vs. single-item measures inducate no difference in predictive validity </li></ul><ul><li>… when measuring concrete and singular objects </li></ul><ul><ul><li>Attitude toward ad </li></ul></ul><ul><ul><li>Attitide toward brand </li></ul></ul>Could UX be seen as concrete and singular? (The spread of single-item measures in the real world may indicate so) And could ad-hoc UX model components be seen as the user’s rationalization of their UX? (Thereby indicating relevant issues for redesign)

14.
So – what is your UX of this presentation? What do you like / dislike? Submit